Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: An Experiment that disproves Hyatt's 1000X NPS Theory

Author: ALI MIRAFZALI

Date: 14:10:00 09/17/05

Go up one level in this thread


On September 17, 2005 at 13:42:07, Albert Silver wrote:

>On September 17, 2005 at 10:04:32, ALI MIRAFZALI wrote:
>
>>Hyatt has claimed many times that a Nodes Per Second Factor of one thousand
>>times would not be overcome by the program with the less Nodes per second.In
>>this Experiment it was shown conclusively that this is false .Although I played
>>4 games ,I do not think the result would have been different if I had played a
>>hundred more.Time Control 40 MOVES IN 2 HOURS followed by sudden death in 1
>>hour.Hardware: GNU CHESS 4.11 a program from 1996 ran a celeron 1.8 Gig machine
>>;Chess Tiger on Palm ran on the Palm Tungten E.NODES PER SECOND:ON THE
>>AVERAGE:CHESSTIGER ON PALM 500 per second ,GNU CHESS 4.11 500000 per second on
>>the celeron 1.8 Gig.1000X DIFFERENCE.Hyatt and some other people have always
>>argued about the supremecy of DeepBlue based on its speed.I think these days
>>these arguments are false;and Speed does not mean as much as it used to.Deep
>>blue would be crushed by todays program's.A lot of STRENGTH is EVALUATION
>>FUNCTION.Take a look at these games:
>>Match ended in 2-2 draw.
>
>The idea of testing this is certainly interesting but the conditions seem rather
>dubious IMHO. For one thing, 4 games really is COMPLETELY meaningless, andwith
>all due respect to claim you don't think the result could have been different
>shows how much you don't understand this.
>
>BTW, does Tiger really only get 500 nodes per second on your Palm? That seems
>ridiculously low. I don't have Tiger, nor a Palm for that matter, but on my Dell
>Pocket PC at 624MHz, I get about 50,000 nps on average for Fruit 2.1.
>
>Note that if one is to believe the results of Hiarcs site
>(http://www.hiarcs.com/phresults.htm), Tiger on the Palm has inordinately bad
>results (they claim it plays over 400 points worse than Hiarcs on identical
>hardware, which is HUGE), so perhaps it isn't the ideal choice.
>
>                                        Albert
Yes indeed Tiger does get 500 Nps on the palm Tungsten E.Note that it is Hyatt's
claim that I am disproving.According to him a NPS of 1000X factor would be
impossible to overcome even in 4 games



This page took 0.01 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.